小学英语-be动词的用法全面总结

华兴教育小学英语讲义 be动词的用法及简写简缩形式的变法 一。 在肯定句中一般把首字母换成 I am=Im he is=hes they are=theyre she is=shes we are=were it is=its Let us= Lets That is=thats what is= whats who is=whos where is=wheres注：would =Id(would里只留一个)I will=Ill(will中留两个ll)月份都是保留前三个字母当然第一个字母要大写10、月份缩写用单词前三个字母，如January = Jan. 一月，February = Feb. 二月注：This is 没有缩写二否定句的简写，否定句一般加not,只要把not中的o换成就好了isnt = is notarent = are notcant = can notdont = do notdoesnt = does notdidnt = did notwont = will notwasnt = was notwerent = were notcouldnt = could notshouldnt = should notwouldnt = would not二，be动词的用法：我用am, 你用are, is用在他她它，复数全用are。（不是我不是你不是复数）三把肯定句变成否定句直接在be动词后加not 变成一般疑问句把be动词提前到句首然后后面加？相应练习用is、am 、are 填空1、 Yeah, she_ a student.2、 I _ Jenny. He_ Peter.3、 How old _you? Im ten.4、 _ this a cat?5、 You _ my friend.6、 What _ this ? Its a cat.课堂小测试一、用am,is,are填空。1.I _ Kitty. She _ a student.2.Jane and Tom _my friends. My sisters _tall.3._ there a table in the room?4.There _ some glasses on it.5.There _many monkeys in the zoo.二、写出下列完全形式的简缩形式。I am=_ he is= _ they are=_ she is=_ we are=_ What is =_ let us=_ is not=_ are not=_It is=_课后练习1、 写出下列完全形式的简缩形式。we are=_ what is=_ they are=_ he is=_ let us=_ are not=_ 1、 my father_ a doctor.我父亲不是一名医生。2、 _ your name？ 你叫什么名字？3、 _ a girl.我是一名女孩。4、 they_brother.他们不是兄弟。 二、用am,is,are填空。I _ She _ They _ We _He You _ Here _ theseThat Those1.There_ a beautiful rainbow in the sky.2.I _ at school now. We _ students.3.They _ in the zoo.4.Yang Ling _ ten years old.5.There _ an apple on the plate.6.There _ some milk in the glass7.The cat _ on the chair.8.Where _ your friends? How old _ you?9._she Kitty? _ you Chinese?10、It_ a car.1. I _ a boy. _ you a boy? No, I _ not. 2. The girl_ Jacks sister. 3. The dog _ tall and fat. 4.The jeans _ on the desk. 二、有be动词的肯定句和否定句 I am from London. I am not from London.He is a teacher. He is not a teacher.She is in the dining room. She is not in the dining room. My hair is long. My hair is not long. Her eyes are small. Her eyes are not small. 归纳：在有be动词的句子中，改否定句时只要在be动词_加上_。三、有be动词的一般疑问句 Am I a Chinese? Yes, you are. No, you arent. Are they American? Yes, they are. No, they arent. Is the cat fat? Yes, it is. No, it isnt. 四、 Be动词在一般过去时中的变化：am-was is -was are-were am 和is在一般过去时中变为was。（was not=wasnt）are在一般过去时中变为were。（were not=werent）带有was或were的句子，其否定、疑问的变化和is, am, are一样，即否定句在was或were后加not，一般疑问句把was或were调到句首。例题：1. I _ at school just now.2. He _ at the camp last week.3. We _ students two years ago.4. They _ on the farm a moment ago.5. Yang Ling _ eleven years old last year.6. The mobile phone _ on the sofa yesterday evening.2.五、there be 句型中be动词的用法1、在there be 句型中，主语是单数，be 动词用is；主语是复数，be 动词用are； 如有几件物品，be 动词根据最近be 动词的那个名词决定。2、there be 句型的否定句在be 动词后加not，一般疑问句把be 动词调到句首。例题：1、There_ a lot of sweets in the box.2、There_ some milk in the glass.3、There_-some people under the the big tree.4、There_ a picture and a map on the wall.六、综合练习用恰当的be动词填空。 1. The man with big eyes _ a teacher.2. _ your brother in the classroom? 3. Where _ your mother? She _ at home. 4. How _ your father? 5. Mike and Liu Tao _ at school. 6. Whose dress _ this? 7. Whose socks _ they? 8. That _ my red skirt. 9. Who _ I? 10. Here _ a scarf for you. 11. Here _ some sweaters for you. 12. The black gloves _ for Su Yang. 13. This pair of gloves _ for Yang Ling. 14. The two cups of milk _ for me. 15. Some tea _ in the glass. 16. Gao shans shirt _ over there. 句型转换1. It was exciting.否定句：_一般疑问句：_肯、否定回答：_2. All the students were very excited.否定句：_一般疑问句：_肯、否定回答：_7、 课后练习根据句意，用be动词的适当形式填空1. My sisters name _Nancy.2. This _ not Wang Fangs pencil. 3. _ David and Helen from England? 4. There _ a girl in the room. 5. There _ some apples on the tree. 6. _ there any kites in the classroom? 7. _ there any apple juice in the bottle? 8. There _ some bread on the plate. 9. There _ a boy, two girls, three men and ten women in the park. 10. You, he and I _ from China.11.There_ a box of rubbers near the books.12.There_ lots of flowers in our garden last year.13.There_ a tin of chicken behind the fridge yesterday.14.There_ four cups of coffee on the table.15. There _ an apple on the plate yesterday.16. There _ some milk in the fridge on Sunday.句型转换1. They were in his pocket.否定句：_一般疑问句：_肯、否定回答：_2. There was a car in front of the house just